The ball in wormwood is wormwood ball. According to relevant public information, moxibustion generally refers to moxibustion, also known as moxibustion or moxibustion therapy. It is a therapeutic method that the moxa sticks, moxa sticks and moxa balls made of folium Artemisiae Argyi are ignited to stimulate acupuncture points or specific parts of human body, and regulate the physiological and biochemical functions of human body disorder by stimulating menstrual activities, so as to achieve the purpose of preventing and treating diseases.